/**
 * Wolfgang Fahl 2022-05-11
 * 
 * Entities and Properties
 */
digraph links {
   rankdir = RL;
   graph [fontname = "helvetica"];
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   edge [fontname = "helvetica"];
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       shape="box"
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   ]
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      shape="box"
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   ]
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   ]
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   ]
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   ]
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   paper -> proceedings [
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   { rank = same;proceedings; institution; }
   { rank = same;event; eventseries; }
}